{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["cell type", "cell line", "DNA", "protein", "RNA"], "input": "Prior studies have identified several elements that contribute to the activity of the IL-2 promoter in the stimulated T cell line , Jurkat ."}
{"cell type": [], "cell line": ["T cell line", "Jurkat"], "DNA": ["IL-2 promoter"], "protein": [], "RNA": []}